#25517C#25517C

#25517C is a dark, moderate cyan. Relative luminance 0.077; OKLCH L 42.5% C 0.087 H 250.1°. Best body text is #FFFFFF at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#25517C
RGB	rgb(37, 81, 124)
HSL	hsl(210, 54%, 32%)
HSV	hsv(210, 70%, 49%)
CMYK	cmyk(70.2%, 34.7%, 0%, 51.4%)
CIE-LAB	lab(33.42, -0.07, -28.81)
CIE-LCH	lch(33.42, 28.81, 269.86°)
OKLab	oklab(42.54% -0.0295 -0.0816)
OKLCH	oklch(42.54% 0.087 250.1)
XYZ	xyz(7.3421, 7.7326, 20.1705)
Luminance	0.0773 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25517C #7C5025

analogous

#257C7C #25517C #25267C

triadic

#25517C #7C2551 #517C25

tetradic

#25517C #7C257C #7C5025 #267C25

square

#25517C #7C257C #7C5025 #267C25

split-complementary

#25517C #7C2526 #7C7C25

monochromatic

#09131E #17324D #25517C #3370AB #508ECB

Accessibility & contrast

On white

8.25

#25517C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#25517C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25517C

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25517C	#FFFFFF	#000000	##FFFFFF
##25517C	1.00	8.25	2.55	8.25
#FFFFFF	8.25	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E537E

Deuteranopia (green-blind)

#324B7B

Tritanopia (blue-blind)

#005B60

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #25517c;
/* rgb */ color: rgb(37, 81, 124);
/* oklch */ color: oklch(42.5% 0.087 250.1);

Tailwind

colors: {
  custom: {
    50: '#6a81a2',
    500: '#25517c',
    950: '#000000',
  },
}

SCSS

$custom: #25517c;
$custom-light: #6a81a2;
$custom-dark: #000000;

JSON

{
  "hex": "#25517c",
  "rgb": {
    "r": 37,
    "g": 81,
    "b": 124
  },
  "hsl": {
    "h": 209.655,
    "s": 54.037,
    "l": 31.569
  },
  "oklch": {
    "l": 0.42537,
    "c": 0.0868,
    "h": 250.1
  },
  "luminance": 0.07733
}

Semantic roles & 50–950 ramp

primary

#25517C

secondary

#AE7E4F

accent

#934ADD

background

#F6F7FA

surface

#ECEEF3

border

#C7C9CD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #25517C

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →